<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <script>
      let arr = [1, 5, 6, 2, 9, 3, 74, 45, 32, 45, 12, 48, 23, 7, 23, 33];

      function fn(arr) {
          
        for (let i = 0; i < arr.length - 1; i++) {
          for (let j = 0; j < arr.length - 1 - i; j++) {
            if (arr[j] > arr[j + 1]) {
              var temp = arr[j];
              arr[j] = arr[j + 1];
              arr[j + 1] = temp;
            }
          }
        }
        return arr
      }
        console.log(fn(arr))      
    </script>
  </body>
</html>
